12261934076 has 24 divisors (see below), whose sum is σ = 24526940256. Its totient is φ = 5254456320.

The previous prime is 12261934039. The next prime is 12261934079. The reversal of 12261934076 is 67043916221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12261934079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 248936 + ... + 294096.

It is an arithmetic number, because the mean of its divisors is an integer number (1021955844).

Almost surely, 2^12261934076 is an apocalyptic number.

It is an amenable number.

12261934076 is an abundant number, since it is smaller than the sum of its proper divisors (12265006180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12261934076 is a wasteful number, since it uses less digits than its factorization.

12261934076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54869 (or 54867 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 12261934076 in words is "twelve billion, two hundred sixty-one million, nine hundred thirty-four thousand, seventy-six".